/*!
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
import { useMemo, type PropsWithChildren } from "react";
import { useLocalStorage } from "usehooks-ts";

import { TimezoneContext, type TimezoneContextType } from "./Context";

const TIMEZONE_KEY = "timezone";

export const TimezoneProvider = ({ children }: PropsWithChildren) => {
  const systemTimezone = Intl.DateTimeFormat().resolvedOptions().timeZone;

  const [selectedTimezone, setSelectedTimezone] = useLocalStorage(TIMEZONE_KEY, systemTimezone);

  const value = useMemo<TimezoneContextType>(
    () => ({ selectedTimezone, setSelectedTimezone }),
    [selectedTimezone, setSelectedTimezone],
  );

  return <TimezoneContext.Provider value={value}>{children}</TimezoneContext.Provider>;
};
